Yamllint: Difference between revisions

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A linter for YAML files. <code>'''yamllint'''</code> does not only check for syntax validity, but for weirdness like key repetition and cosmetic problems such as lines length, trailing spaces, indentation, etc.

Use an online validator like https://www.yamllint.com/ or https://jsonformatter.org/yaml-validator

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<code>--format</code> (or <code>-f</code>) gives you options for how you want the output to display.

== Yaml multiline ==

Interactive demonstration of Block scalars and Flow scalars https://yaml-multiline.info/

[https://stackoverflow.com/questions/3790454/how-do-i-break-a-string-in-yaml-over-multiple-lines/21699210#21699210 The SO answer that describes them all]

[https://symfony.com/doc/current/reference/formats/yaml.html YAML in Symphony]

[https://docs.ansible.com/ansible/latest/reference_appendices/YAMLSyntax.html YAML in Ansible]

The [https://yaml.org/spec/1.2.2/#scalars YAML 1.2.2 spec on scalars]

<br />

==Many linters==

You can't just use "one" solution either<ref>https://phabricator.wikimedia.org/T95890</ref>. The leading GPL linter is based on Python, so depending on your code repo, you may instead want to use a JavaScript or PHP implementation. Thus, tools like [[wp:Grunt (software)]] may be used to automate JSHint linting in [[JavaScript]] projects<ref>https://www.codereadability.com/jshint-with-grunt/</ref>.

@@ Line 1: / Line 1: @@
 A linter for YAML files. <code>'''yamllint'''</code> does not only check for syntax validity, but for weirdness like key repetition and cosmetic problems such as lines length, trailing spaces, indentation, etc.
 Use an online validator like https://www.yamllint.com/ or https://jsonformatter.org/yaml-validator
@@ Line 38: / Line 36: @@
 <code>--format</code> (or <code>-f</code>) gives you options for how you want the output to display.
+== Yaml multiline ==
+Interactive demonstration of Block scalars and Flow scalars https://yaml-multiline.info/
+[https://stackoverflow.com/questions/3790454/how-do-i-break-a-string-in-yaml-over-multiple-lines/21699210#21699210 The SO answer that describes them all]
+[https://symfony.com/doc/current/reference/formats/yaml.html YAML in Symphony]
+[https://docs.ansible.com/ansible/latest/reference_appendices/YAMLSyntax.html YAML in Ansible]
+The [https://yaml.org/spec/1.2.2/#scalars YAML 1.2.2 spec on scalars]
+<br />
 ==Many linters==
 You can't just use "one" solution either<ref>https://phabricator.wikimedia.org/T95890</ref>. The leading GPL linter is based on Python, so depending on your code repo, you may instead want to use a JavaScript or PHP implementation. Thus, tools like [[wp:Grunt (software)]] may be used to automate JSHint linting in [[JavaScript]] projects<ref>https://www.codereadability.com/jshint-with-grunt/</ref>.